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Oracle 1Z0-858 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|
| Design Patterns and Architecture | 8% | - Service Locator, Business Delegate
- MVC pattern
- Intercepting Filter, Front Controller
|
| Web Container Model | 10% | - Event listeners
- Container services
- Filters and interceptors
|
| JSP Technology Model | 13% | - Elements and syntax
- JSP lifecycle
- Implicit objects
|
| JSTL and Custom Tag Development | 12% | - Tag files and descriptors
- Tag handler lifecycle
- JSTL core and formatting tags
|
| Session Management | 10% | - Session tracking mechanisms
- Session lifecycle
- Session attributes and scope
|
| Web Application Security | 12% | - Data protection and transport security
- Authorization and roles
- Authentication methods
|
| Expression Language (EL) and Standard Actions | 10% | - Standard JSP actions
- Accessing JavaBeans and collections
- EL syntax and operators
|
| Web Application Structure and Deployment | 10% | - Deployment descriptor (web.xml)
- Annotations for configuration
- WAR file structure
|
| Servlet Technology Model | 15% | - Servlet lifecycle
- Request and response handling
- Servlet configuration and initialization
|
Oracle Java Enterprise Edition 5 Web Component Developer Certified Professional Sample Questions:
Which three are described in the standard web application deployment descriptor? (Choose three.)
- A. MIME type mappings
- B. servlet instance pool configuration
- C. ServletContext initialization parameters
- D. web container default port bindings
- E. context root for the application
- F. session configuration
Reveal Solution
Discussion
Which activity supports the data integrity requirements of an application?
- A. using forms-based authentication
- B. using HTTPS as a protocol
- C. using an LDAP security realm
- D. using HTTP Basic authentication
Reveal Solution
Discussion
Which two prevent a servlet from handling requests? (Choose two.)
- A. The servlet's init method does NOT return within a time period defined by the servlet container.
- B. The servlet's init method returns a non-zero status.
- C. The servlet's init method sets the ServletResponse's content type to null.
- D. The servlet's init method throws a ServletException.
- E. The servlet's init method sets the ServletResponse's content length to 0.
Reveal Solution
Discussion
You have created a servlet that generates weather maps. The data for these maps is
calculated by a remote host. The IP address of this host is usually stable, but occasionally does have to change as the corporate network grows and changes. This IP address used to be hard coded, but after the fifth change to the IP address in two years, you have decided that this value should be declared in the deployment descriptor so you do NOT have the recompile the web application every time the IP address changes. Which deployment descriptor snippet accomplishes this goal?
- A. <init-param>
<name>WeatherServlet.hostIP</name>
<value>127.0.4.20</value>
</init-param>
- B. <serlvet-param>
<name>WeatherServlet.hostIP</name>
<value>127.0.4.20</value>
</servlet-param>
- C. <init-param>
<param-name>WeatherServlet.hostIP</param-name>
<param-value>127.0.4.20</param-value>
</init-param>
- D. <servlet>
<!-- servlet definition here -->
<param-name>WeatherServlet.hostIP</param-name>
<param-value>127.0.4.20</param-value>
</servlet>
- E. <serlvet-param>
<param-name>WeatherServlet.hostIP</param-name>
<param-value>127.0.4.20</param-value>
</servlet-param>
Reveal Solution
Discussion
A JSP page needs to set the property of a given JavaBean to a value that is calculated with the JSP page. Which three jsp:setProperty attributes must be used to perform this initialization? (Choose three.)
- A. property
- B. val
- C. name
- D. param
- E. value
- F. attribute
- G. id
Reveal Solution
Discussion
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